Q: What is the negative version of the number 215,631,540?
A: -215,631,540
Negative numbers are usually written with - in front of them. They represent a number that is less than zero.
Here are more examples of negative numbers in sequence:
| 215,631,538 | 215,631,539 | 215,631,541 | 215,631,542 |
| -215,631,538 | -215,631,539 | -215,631,541 | -215,631,542 |